389733476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{37061}}^1$

素因数の和:37315

約数の個数: 24

約数和(自身を含む): 747169920

約数和(自身を除く): 357436444

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 2629, 5258, 10516, 37061, 74122, 148244, 407671, 815342, 1630684, 8857579, 17715158, 35430316, 97433369, 194866738, 389733476]

約数ペア:

[(1, 389733476), (2, 194866738), (4, 97433369), (11, 35430316), (22, 17715158), (44, 8857579), (239, 1630684), (478, 815342), (956, 407671), (2629, 148244), (5258, 74122), (10516, 37061)]